Overall on the next 14 days there will be 1 days with snow in Aargau and a total of 0.7 cm of snow.
It will be snowy on the following days:
Aargau weather in May 2026
Click on a day for an hourly weather forecast
Wednesday
May 6
14 mm
13° / 8°
Thursday
May 7
2.5 mm
15° / 7°
Friday
May 8
0.5 mm
19° / 5°
Saturday
May 9
0.3 mm
21° / 9°
Sunday
May 10
8.3 mm
18° / 10°
Monday
May 11
24.8 mm
18° / 9°
Tuesday
May 12
3.8 mm
20° / 9°
Wednesday
May 13
12.3 mm
14° / 3°
Thursday
May 14
0.7 cm
12° / 3°
Friday
May 15
1 mm
16° / 5°
Saturday
May 16
7.3 mm
13° / 7°
Sunday
May 17
10 mm
8° / 7°
Monday
May 18
0.5 mm
12° / 6°
Tuesday
May 19
3 mm
12° / 7°
🌨️ Snowy days in Aargau 2026 (May)
The average weather in Aargau in May
The temperatures in Aargau in May are quite cold with temperatures between 5°C and 18°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Aargau. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Aargau in May 2026.
If you’re planning to visit Aargau in the near future, we highly recommend that you review the 14 day weather forecast for Aargau before you arrive.
Temperatures
18° / 5°
Rainy Days
11
Snowy Days
0
Dry Days
19
Rainfall
213
mm
Sun Hours
9.7
Hrs
Historic average weather for May
Click on a day for an hourly weather forecast
Explore the weather in Aargau in other months
Aargau annual weather
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -4° | 9 | 10 | 12 | 135 mm | Awful | Aargau in January |
| February | 5° / -4° | 8 | 9 | 12 | 106 mm | Awful | Aargau in February |
| March | 10° / -1° | 7 | 17 | 7 | 101 mm | Awful | Aargau in March |
| April | 15° / 2° | 7 | 21 | 2 | 110 mm | Bad | Aargau in April |
| May | 18° / 5° | 11 | 19 | 0 | 213 mm | Ok | Aargau in May |
| June | 22° / 9° | 12 | 18 | 0 | 221 mm | Ok | Aargau in June |
| July | 24° / 11° | 10 | 21 | 0 | 216 mm | Good | Aargau in July |
| August | 24° / 11° | 9 | 22 | 0 | 180 mm | Good | Aargau in August |
| September | 20° / 8° | 5 | 25 | 0 | 109 mm | Good | Aargau in September |
| October | 15° / 4° | 6 | 24 | 0 | 120 mm | Good | Aargau in October |
| November | 9° / 1° | 7 | 18 | 5 | 122 mm | Awful | Aargau in November |
| December | 5° / -3° | 10 | 12 | 10 | 151 mm | Awful | Aargau in December |
Temperatures in Aargau in May
Rain in Aargau in May
Recommended Hotels in Aargau
Weather in Aargau in May - FAQ
What is the average temperature in Aargau in May?
The average temperature in Aargau in May is 5/18° C.
What is the chance of rain in Aargau in May?
On average, there are 11 rainy days in Aargau during May.
Weather wise, is May a good time to visit Aargau?
The weather in Aargau in May is ok.
Can it snow in Aargau in May?
On average, there are 0 snowy days in Aargau in May.
More about the weather in Aargau